28032280

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2239}}^1$

素因数の和:2563

約数の個数: 32

約数和(自身を含む): 63302400

約数和(自身を除く): 35270120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2239, 2504, 3130, 4478, 6260, 8956, 11195, 12520, 17912, 22390, 44780, 89560, 700807, 1401614, 2803228, 3504035, 5606456, 7008070, 14016140, 28032280]

約数ペア:

[(1, 28032280), (2, 14016140), (4, 7008070), (5, 5606456), (8, 3504035), (10, 2803228), (20, 1401614), (40, 700807), (313, 89560), (626, 44780), (1252, 22390), (1565, 17912), (2239, 12520), (2504, 11195), (3130, 8956), (4478, 6260)]